Al Jazeera America
Dec 5, 2013 1:00pm EST
.s. national security agency is directing billions of records of mobile phone locations every day. how a mobile phone can be turned into a tracking device. >> wherever you are in the world, as soon as you switch on your mobile phone, it tries to connect to the mobile network. usually through the closest tower. as soon as it does, your phone number is logged with the network, along with which tower you have connected to. which means your location. >> if you are on the move, anyone with tract your rout. by gathering and processing 5 billion records each day, to see which individuals are traveling or meeting together. here is how it works. >> you may be connected to a tower, along with 100 other people. you move down the street, and automatically connects to the next closest tower. say 20 of the 100 are moving in the same direction you move further down the road, and say just five of the original 100 people, join you. a couple more towers and some time later just one person who is mirrored your movements. the assumption, you have some reason for being together. >> it raise as lot of question. it c
Dec 5, 2013 5:00am PST
at the national security agency are not just intercepting calls but also tracking the movements of phones around the world. the paper cites documents leaked by former nsa contractor edward snowden. it says agents collect 5 billion records every day on cell phones across the planet. the report says agents use that information to track people of interest and identify their associates. u.s. government officials say nsa personnel are trying to prevent terrorism and only monitoring non-americans. >>> the pris tij ous hotel in prag has turned a secret cold war underground bunker into a tourist destination. the aim is to show visitors how it was once used as a center for spy operations. the alta hotel recently opened the bunker to mark its 55th anniversary. during the cold war the luxury hotel was a popular destination for both western tourists and journalists. hidden 20 meters under ground it can only be reached by ladder. a hotel official says only a few knew it ever existed. on display is some original spy equipment such as a tape recorder for listening on each of the hotel's 94 rooms, also a floor
Al Jazeera America
Dec 5, 2013 5:00am EST
. >> the u.s. national security agency is gathering billions of records from mobile phones worldwide according to leaked top secret documents given to the paper by former edward snowden. the report says 5 bill yop records every 24 hours allows u.s. intelligence officials to track the movement of people in ways that were unimaginable. using tools such as code traveller, which can map relationships geographically with people and their most. american people say it is legal. it's a breach of privacy. let's discuss it with the ceo of spark digital, a digital marketing and social media company. to know the n.s.a. is spying on people using their mobile phones, sure that is no surprise. what is interesting about that to you. >> what is interesting is what they are tracking. date, time, speed, trajectory. that's what they are keeping historical records of. what is a lot of people don't know is they are not just looking at it just at this moment, but backwards in time when the phone came online. >> code traveller, meaning they can work out which group of people from in proximity to each other.